<?php
/**
 * Project:     Smarty: the PHP compiling template engine
 * File:        smarty_internal_utility.php
 * SVN:         $Id: $
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * For questions, help, comments, discussion, etc., please join the
 * Smarty mailing list. Send a blank e-mail to
 * smarty-discussion-subscribe@googlegroups.com
 *
 * @link http://www.smarty.net/
 * @copyright 2008 New Digital Group, Inc.
 * @author Monte Ohrt <monte at ohrt dot com>
 * @author Uwe Tews
 * @package Smarty
 * @subpackage PluginsInternal
 * @version 3-SVN$Rev: 3286 $
 */

/**
 * Utility class
 *
 * @package Smarty
 * @subpackage Security
 */
class Smarty_Internal_Utility {
	
	/**
	 * private constructor to prevent calls creation of new instances
	 */
	private final function __construct() {
		// intentionally left blank
	}
	
	/**
	 * Compile all template files
	 *
	 * @param $extension string
	 *       	 template file name extension
	 * @param $force_compile bool
	 *       	 force all to recompile
	 * @param $time_limit int
	 *       	 set maximum execution time
	 * @param $max_errors int
	 *       	 set maximum allowed errors
	 * @param $smarty Smarty
	 *       	 Smarty instance
	 * @return integer number of template files compiled
	 */
	public static function compileAllTemplates($extention, $force_compile, $time_limit, $max_errors, Smarty $smarty) {
		// switch off time limit
		if (function_exists ( 'set_time_limit' )) {
			@set_time_limit ( $time_limit );
		}
		$smarty->force_compile = $force_compile;
		$_count = 0;
		$_error_count = 0;
		// loop over array of template directories
		foreach ( $smarty->getTemplateDir () as $_dir ) {
			$_compileDirs = new RecursiveDirectoryIterator ( $_dir );
			$_compile = new RecursiveIteratorIterator ( $_compileDirs );
			foreach ( $_compile as $_fileinfo ) {
				if (substr ( $_fileinfo->getBasename (), 0, 1 ) == '.' || strpos ( $_fileinfo, '.svn' ) !== false)
					continue;
				$_file = $_fileinfo->getFilename ();
				if (! substr_compare ( $_file, $extention, - strlen ( $extention ) ) == 0)
					continue;
				if ($_fileinfo->getPath () == substr ( $_dir, 0, - 1 )) {
					$_template_file = $_file;
				} else {
					$_template_file = substr ( $_fileinfo->getPath (), strlen ( $_dir ) ) . DS . $_file;
				}
				echo '<br>', $_dir, '---', $_template_file;
				flush ();
				$_start_time = microtime ( true );
				try {
					$_tpl = $smarty->createTemplate ( $_template_file, null, null, null, false );
					if ($_tpl->mustCompile ()) {
						$_tpl->compileTemplateSource ();
						echo ' compiled in  ', microtime ( true ) - $_start_time, ' seconds';
						flush ();
					} else {
						echo ' is up to date';
						flush ();
					}
				} catch ( Exception $e ) {
					echo 'Error: ', $e->getMessage (), "<br><br>";
					$_error_count ++;
				}
				// free memory
				$smarty->template_objects = array ();
				$_tpl->smarty->template_objects = array ();
				$_tpl = null;
				if ($max_errors !== null && $_error_count == $max_errors) {
					echo '<br><br>too many errors';
					exit ();
				}
			}
		}
		return $_count;
	}
	
	/**
	 * Compile all config files
	 *
	 * @param $extension string
	 *       	 config file name extension
	 * @param $force_compile bool
	 *       	 force all to recompile
	 * @param $time_limit int
	 *       	 set maximum execution time
	 * @param $max_errors int
	 *       	 set maximum allowed errors
	 * @param $smarty Smarty
	 *       	 Smarty instance
	 * @return integer number of config files compiled
	 */
	public static function compileAllConfig($extention, $force_compile, $time_limit, $max_errors, Smarty $smarty) {
		// switch off time limit
		if (function_exists ( 'set_time_limit' )) {
			@set_time_limit ( $time_limit );
		}
		$smarty->force_compile = $force_compile;
		$_count = 0;
		$_error_count = 0;
		// loop over array of template directories
		foreach ( $smarty->getConfigDir () as $_dir ) {
			$_compileDirs = new RecursiveDirectoryIterator ( $_dir );
			$_compile = new RecursiveIteratorIterator ( $_compileDirs );
			foreach ( $_compile as $_fileinfo ) {
				if (substr ( $_fileinfo->getBasename (), 0, 1 ) == '.' || strpos ( $_fileinfo, '.svn' ) !== false)
					continue;
				$_file = $_fileinfo->getFilename ();
				if (! substr_compare ( $_file, $extention, - strlen ( $extention ) ) == 0)
					continue;
				if ($_fileinfo->getPath () == substr ( $_dir, 0, - 1 )) {
					$_config_file = $_file;
				} else {
					$_config_file = substr ( $_fileinfo->getPath (), strlen ( $_dir ) ) . DS . $_file;
				}
				echo '<br>', $_dir, '---', $_config_file;
				flush ();
				$_start_time = microtime ( true );
				try {
					$_config = new Smarty_Internal_Config ( $_config_file, $smarty );
					if ($_config->mustCompile ()) {
						$_config->compileConfigSource ();
						echo ' compiled in  ', microtime ( true ) - $_start_time, ' seconds';
						flush ();
					} else {
						echo ' is up to date';
						flush ();
					}
				} catch ( Exception $e ) {
					echo 'Error: ', $e->getMessage (), "<br><br>";
					$_error_count ++;
				}
				if ($max_errors !== null && $_error_count == $max_errors) {
					echo '<br><br>too many errors';
					exit ();
				}
			}
		}
		return $_count;
	}
	
	/**
	 * Delete compiled template file
	 *
	 * @param $resource_name string
	 *       	 template name
	 * @param $compile_id string
	 *       	 compile id
	 * @param $exp_time integer
	 *       	 expiration time
	 * @param $smarty Smarty
	 *       	 Smarty instance
	 * @return integer number of template files deleted
	 */
	public static function clearCompiledTemplate($resource_name, $compile_id, $exp_time, Smarty $smarty) {
		$_compile_dir = $smarty->getCompileDir ();
		$_compile_id = isset ( $compile_id ) ? preg_replace ( '![^\w\|]+!', '_', $compile_id ) : null;
		$_dir_sep = $smarty->use_sub_dirs ? DS : '^';
		if (isset ( $resource_name )) {
			$_save_stat = $smarty->caching;
			$smarty->caching = false;
			$tpl = new $smarty->template_class ( $resource_name, $smarty );
			$smarty->caching = $_save_stat;
			
			// remove from template cache
			$tpl->source; // have the template registered before unset()
			if ($smarty->allow_ambiguous_resources) {
				$_templateId = $tpl->source->unique_resource . $tpl->cache_id . $tpl->compile_id;
			} else {
				$_templateId = $smarty->joined_template_dir . '#' . $resource_name . $tpl->cache_id . $tpl->compile_id;
			}
			if (isset ( $_templateId [150] )) {
				$_templateId = sha1 ( $_templateId );
			}
			unset ( $smarty->template_objects [$_templateId] );
			
			if ($tpl->source->exists) {
				$_resource_part_1 = basename ( str_replace ( '^', '/', $tpl->compiled->filepath ) );
				$_resource_part_1_length = strlen ( $_resource_part_1 );
			} else {
				return 0;
			}
			
			$_resource_part_2 = str_replace ( '.php', '.cache.php', $_resource_part_1 );
			$_resource_part_2_length = strlen ( $_resource_part_2 );
		} else {
			$_resource_part = '';
		}
		$_dir = $_compile_dir;
		if ($smarty->use_sub_dirs && isset ( $_compile_id )) {
			$_dir .= $_compile_id . $_dir_sep;
		}
		if (isset ( $_compile_id )) {
			$_compile_id_part = $_compile_dir . $_compile_id . $_dir_sep;
			$_compile_id_part_length = strlen ( $_compile_id_part );
		}
		$_count = 0;
		try {
			$_compileDirs = new RecursiveDirectoryIterator ( $_dir );
			// NOTE: UnexpectedValueException thrown for PHP >= 5.3
		} catch ( Exception $e ) {
			return 0;
		}
		$_compile = new RecursiveIteratorIterator ( $_compileDirs, RecursiveIteratorIterator::CHILD_FIRST );
		foreach ( $_compile as $_file ) {
			if (substr ( $_file->getBasename (), 0, 1 ) == '.' || strpos ( $_file, '.svn' ) !== false)
				continue;
			
			$_filepath = ( string ) $_file;
			
			if ($_file->isDir ()) {
				if (! $_compile->isDot ()) {
					// delete folder if empty
					@rmdir ( $_file->getPathname () );
				}
			} else {
				$unlink = false;
				if ((! isset ( $_compile_id ) || (isset ( $_filepath [$_compile_id_part_length] ) && ! strncmp ( $_filepath, $_compile_id_part, $_compile_id_part_length ))) && (! isset ( $resource_name ) || (isset ( $_filepath [$_resource_part_1_length] ) && substr_compare ( $_filepath, $_resource_part_1, - $_resource_part_1_length, $_resource_part_1_length ) == 0) || (isset ( $_filepath [$_resource_part_2_length] ) && substr_compare ( $_filepath, $_resource_part_2, - $_resource_part_2_length, $_resource_part_2_length ) == 0))) {
					if (isset ( $exp_time )) {
						if (time () - @filemtime ( $_filepath ) >= $exp_time) {
							$unlink = true;
						}
					} else {
						$unlink = true;
					}
				}
				
				if ($unlink && @unlink ( $_filepath )) {
					$_count ++;
				}
			}
		}
		// clear compiled cache
		Smarty_Resource::$sources = array ();
		Smarty_Resource::$compileds = array ();
		return $_count;
	}
	
	/**
	 * Return array of tag/attributes of all tags used by an template
	 *
	 * @param $templae Smarty_Internal_Template
	 *       	 template object
	 * @return array of tag/attributes
	 */
	public static function getTags(Smarty_Internal_Template $template) {
		$template->smarty->get_used_tags = true;
		$template->compileTemplateSource ();
		return $template->used_tags;
	}
	
	/**
	 * diagnose Smarty setup
	 *
	 * If $errors is secified, the diagnostic report will be appended to the
	 * array, rather than being output.
	 *
	 * @param $smarty Smarty
	 *       	 Smarty instance to test
	 * @param $errors array
	 *       	 array to push results into rather than outputting them
	 * @return bool status, true if everything is fine, false else
	 */
	public static function testInstall(Smarty $smarty, &$errors = null) {
		$status = true;
		
		if ($errors === null) {
			echo "<PRE>\n";
			echo "Smarty Installation test...\n";
			echo "Testing template directory...\n";
		}
		
		// test if all registered template_dir are accessible
		foreach ( $smarty->getTemplateDir () as $template_dir ) {
			$_template_dir = $template_dir;
			$template_dir = realpath ( $template_dir );
			// resolve include_path or fail existance
			if (! $template_dir) {
				if ($smarty->use_include_path && ! preg_match ( '/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $_template_dir )) {
					// try PHP include_path
					if (($template_dir = Smarty_Internal_Get_Include_Path::getIncludePath ( $_template_dir )) !== false) {
						if ($errors === null) {
							echo "$template_dir is OK.\n";
						}
						
						continue;
					} else {
						$status = false;
						$message = "FAILED: $_template_dir does not exist (and couldn't be found in include_path either)";
						if ($errors === null) {
							echo $message . ".\n";
						} else {
							$errors ['template_dir'] = $message;
						}
						
						continue;
					}
				} else {
					$status = false;
					$message = "FAILED: $_template_dir does not exist";
					if ($errors === null) {
						echo $message . ".\n";
					} else {
						$errors ['template_dir'] = $message;
					}
					
					continue;
				}
			}
			
			if (! is_dir ( $template_dir )) {
				$status = false;
				$message = "FAILED: $template_dir is not a directory";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['template_dir'] = $message;
				}
			} elseif (! is_readable ( $template_dir )) {
				$status = false;
				$message = "FAILED: $template_dir is not readable";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['template_dir'] = $message;
				}
			} else {
				if ($errors === null) {
					echo "$template_dir is OK.\n";
				}
			}
		}
		
		if ($errors === null) {
			echo "Testing compile directory...\n";
		}
		
		// test if registered compile_dir is accessible
		$__compile_dir = $smarty->getCompileDir ();
		$_compile_dir = realpath ( $__compile_dir );
		if (! $_compile_dir) {
			$status = false;
			$message = "FAILED: {$__compile_dir} does not exist";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['compile_dir'] = $message;
			}
		} elseif (! is_dir ( $_compile_dir )) {
			$status = false;
			$message = "FAILED: {$_compile_dir} is not a directory";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['compile_dir'] = $message;
			}
		} elseif (! is_readable ( $_compile_dir )) {
			$status = false;
			$message = "FAILED: {$_compile_dir} is not readable";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['compile_dir'] = $message;
			}
		} elseif (! is_writable ( $_compile_dir )) {
			$status = false;
			$message = "FAILED: {$_compile_dir} is not writable";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['compile_dir'] = $message;
			}
		} else {
			if ($errors === null) {
				echo "{$_compile_dir} is OK.\n";
			}
		}
		
		if ($errors === null) {
			echo "Testing plugins directory...\n";
		}
		
		// test if all registered plugins_dir are accessible
		// and if core plugins directory is still registered
		$_core_plugins_dir = realpath ( dirname ( __FILE__ ) . '/../plugins' );
		$_core_plugins_available = false;
		foreach ( $smarty->getPluginsDir () as $plugin_dir ) {
			$_plugin_dir = $plugin_dir;
			$plugin_dir = realpath ( $plugin_dir );
			// resolve include_path or fail existance
			if (! $plugin_dir) {
				if ($smarty->use_include_path && ! preg_match ( '/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $_plugin_dir )) {
					// try PHP include_path
					if (($plugin_dir = Smarty_Internal_Get_Include_Path::getIncludePath ( $_plugin_dir )) !== false) {
						if ($errors === null) {
							echo "$plugin_dir is OK.\n";
						}
						
						continue;
					} else {
						$status = false;
						$message = "FAILED: $_plugin_dir does not exist (and couldn't be found in include_path either)";
						if ($errors === null) {
							echo $message . ".\n";
						} else {
							$errors ['plugins_dir'] = $message;
						}
						
						continue;
					}
				} else {
					$status = false;
					$message = "FAILED: $_plugin_dir does not exist";
					if ($errors === null) {
						echo $message . ".\n";
					} else {
						$errors ['plugins_dir'] = $message;
					}
					
					continue;
				}
			}
			
			if (! is_dir ( $plugin_dir )) {
				$status = false;
				$message = "FAILED: $plugin_dir is not a directory";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['plugins_dir'] = $message;
				}
			} elseif (! is_readable ( $plugin_dir )) {
				$status = false;
				$message = "FAILED: $plugin_dir is not readable";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['plugins_dir'] = $message;
				}
			} elseif ($_core_plugins_dir && $_core_plugins_dir == realpath ( $plugin_dir )) {
				$_core_plugins_available = true;
				if ($errors === null) {
					echo "$plugin_dir is OK.\n";
				}
			} else {
				if ($errors === null) {
					echo "$plugin_dir is OK.\n";
				}
			}
		}
		if (! $_core_plugins_available) {
			$status = false;
			$message = "WARNING: Smarty's own libs/plugins is not available";
			if ($errors === null) {
				echo $message . ".\n";
			} elseif (! isset ( $errors ['plugins_dir'] )) {
				$errors ['plugins_dir'] = $message;
			}
		}
		
		if ($errors === null) {
			echo "Testing cache directory...\n";
		}
		
		// test if all registered cache_dir is accessible
		$__cache_dir = $smarty->getCacheDir ();
		$_cache_dir = realpath ( $__cache_dir );
		if (! $_cache_dir) {
			$status = false;
			$message = "FAILED: {$__cache_dir} does not exist";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['cache_dir'] = $message;
			}
		} elseif (! is_dir ( $_cache_dir )) {
			$status = false;
			$message = "FAILED: {$_cache_dir} is not a directory";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['cache_dir'] = $message;
			}
		} elseif (! is_readable ( $_cache_dir )) {
			$status = false;
			$message = "FAILED: {$_cache_dir} is not readable";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['cache_dir'] = $message;
			}
		} elseif (! is_writable ( $_cache_dir )) {
			$status = false;
			$message = "FAILED: {$_cache_dir} is not writable";
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['cache_dir'] = $message;
			}
		} else {
			if ($errors === null) {
				echo "{$_cache_dir} is OK.\n";
			}
		}
		
		if ($errors === null) {
			echo "Testing configs directory...\n";
		}
		
		// test if all registered config_dir are accessible
		foreach ( $smarty->getConfigDir () as $config_dir ) {
			$_config_dir = $config_dir;
			$config_dir = realpath ( $config_dir );
			// resolve include_path or fail existance
			if (! $config_dir) {
				if ($smarty->use_include_path && ! preg_match ( '/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $_config_dir )) {
					// try PHP include_path
					if (($config_dir = Smarty_Internal_Get_Include_Path::getIncludePath ( $_config_dir )) !== false) {
						if ($errors === null) {
							echo "$config_dir is OK.\n";
						}
						
						continue;
					} else {
						$status = false;
						$message = "FAILED: $_config_dir does not exist (and couldn't be found in include_path either)";
						if ($errors === null) {
							echo $message . ".\n";
						} else {
							$errors ['config_dir'] = $message;
						}
						
						continue;
					}
				} else {
					$status = false;
					$message = "FAILED: $_config_dir does not exist";
					if ($errors === null) {
						echo $message . ".\n";
					} else {
						$errors ['config_dir'] = $message;
					}
					
					continue;
				}
			}
			
			if (! is_dir ( $config_dir )) {
				$status = false;
				$message = "FAILED: $config_dir is not a directory";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['config_dir'] = $message;
				}
			} elseif (! is_readable ( $config_dir )) {
				$status = false;
				$message = "FAILED: $config_dir is not readable";
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['config_dir'] = $message;
				}
			} else {
				if ($errors === null) {
					echo "$config_dir is OK.\n";
				}
			}
		}
		
		if ($errors === null) {
			echo "Testing sysplugin files...\n";
		}
		// test if sysplugins are available
		$source = SMARTY_SYSPLUGINS_DIR;
		if (is_dir ( $source )) {
			$expected = array ("smarty_cacheresource.php" => true, "smarty_cacheresource_custom.php" => true, "smarty_cacheresource_keyvaluestore.php" => true, "smarty_config_source.php" => true, "smarty_internal_cacheresource_file.php" => true, "smarty_internal_compile_append.php" => true, "smarty_internal_compile_assign.php" => true, "smarty_internal_compile_block.php" => true, "smarty_internal_compile_break.php" => true, "smarty_internal_compile_call.php" => true, "smarty_internal_compile_capture.php" => true, "smarty_internal_compile_config_load.php" => true, "smarty_internal_compile_continue.php" => true, "smarty_internal_compile_debug.php" => true, "smarty_internal_compile_eval.php" => true, "smarty_internal_compile_extends.php" => true, "smarty_internal_compile_for.php" => true, "smarty_internal_compile_foreach.php" => true, "smarty_internal_compile_function.php" => true, "smarty_internal_compile_if.php" => true, "smarty_internal_compile_include.php" => true, "smarty_internal_compile_include_php.php" => true, "smarty_internal_compile_insert.php" => true, "smarty_internal_compile_ldelim.php" => true, "smarty_internal_compile_nocache.php" => true, "smarty_internal_compile_private_block_plugin.php" => true, "smarty_internal_compile_private_function_plugin.php" => true, "smarty_internal_compile_private_modifier.php" => true, "smarty_internal_compile_private_object_block_function.php" => true, "smarty_internal_compile_private_object_function.php" => true, "smarty_internal_compile_private_print_expression.php" => true, "smarty_internal_compile_private_registered_block.php" => true, "smarty_internal_compile_private_registered_function.php" => true, "smarty_internal_compile_private_special_variable.php" => true, "smarty_internal_compile_rdelim.php" => true, "smarty_internal_compile_section.php" => true, "smarty_internal_compile_setfilter.php" => true, "smarty_internal_compile_while.php" => true, "smarty_internal_compilebase.php" => true, "smarty_internal_config.php" => true, "smarty_internal_config_file_compiler.php" => true, "smarty_internal_configfilelexer.php" => true, "smarty_internal_configfileparser.php" => true, "smarty_internal_data.php" => true, "smarty_internal_debug.php" => true, "smarty_internal_filter_handler.php" => true, "smarty_internal_function_call_handler.php" => true, "smarty_internal_get_include_path.php" => true, "smarty_internal_nocache_insert.php" => true, "smarty_internal_parsetree.php" => true, "smarty_internal_resource_eval.php" => true, "smarty_internal_resource_extends.php" => true, "smarty_internal_resource_file.php" => true, "smarty_internal_resource_registered.php" => true, "smarty_internal_resource_stream.php" => true, "smarty_internal_resource_string.php" => true, "smarty_internal_smartytemplatecompiler.php" => true, "smarty_internal_template.php" => true, "smarty_internal_templatebase.php" => true, "smarty_internal_templatecompilerbase.php" => true, "smarty_internal_templatelexer.php" => true, "smarty_internal_templateparser.php" => true, "smarty_internal_utility.php" => true, "smarty_internal_write_file.php" => true, "smarty_resource.php" => true, "smarty_resource_custom.php" => true, "smarty_resource_recompiled.php" => true, "smarty_resource_uncompiled.php" => true, "smarty_security.php" => true );
			$iterator = new DirectoryIterator ( $source );
			foreach ( $iterator as $file ) {
				if (! $file->isDot ()) {
					$filename = $file->getFilename ();
					if (isset ( $expected [$filename] )) {
						unset ( $expected [$filename] );
					}
				}
			}
			if ($expected) {
				$status = false;
				$message = "FAILED: files missing from libs/sysplugins: " . join ( ', ', array_keys ( $expected ) );
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['sysplugins'] = $message;
				}
			} elseif ($errors === null) {
				echo "... OK\n";
			}
		} else {
			$status = false;
			$message = "FAILED: " . SMARTY_SYSPLUGINS_DIR . ' is not a directory';
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['sysplugins_dir_constant'] = $message;
			}
		}
		
		if ($errors === null) {
			echo "Testing plugin files...\n";
		}
		// test if core plugins are available
		$source = SMARTY_PLUGINS_DIR;
		if (is_dir ( $source )) {
			$expected = array ("block.textformat.php" => true, "function.counter.php" => true, "function.cycle.php" => true, "function.fetch.php" => true, "function.html_checkboxes.php" => true, "function.html_image.php" => true, "function.html_options.php" => true, "function.html_radios.php" => true, "function.html_select_date.php" => true, "function.html_select_time.php" => true, "function.html_table.php" => true, "function.mailto.php" => true, "function.math.php" => true, "modifier.capitalize.php" => true, "modifier.date_format.php" => true, "modifier.debug_print_var.php" => true, "modifier.escape.php" => true, "modifier.regex_replace.php" => true, "modifier.replace.php" => true, "modifier.spacify.php" => true, "modifier.truncate.php" => true, "modifiercompiler.cat.php" => true, "modifiercompiler.count_characters.php" => true, "modifiercompiler.count_paragraphs.php" => true, "modifiercompiler.count_sentences.php" => true, "modifiercompiler.count_words.php" => true, "modifiercompiler.default.php" => true, "modifiercompiler.escape.php" => true, "modifiercompiler.from_charset.php" => true, "modifiercompiler.indent.php" => true, "modifiercompiler.lower.php" => true, "modifiercompiler.noprint.php" => true, "modifiercompiler.string_format.php" => true, "modifiercompiler.strip.php" => true, "modifiercompiler.strip_tags.php" => true, "modifiercompiler.to_charset.php" => true, "modifiercompiler.unescape.php" => true, "modifiercompiler.upper.php" => true, "modifiercompiler.wordwrap.php" => true, "outputfilter.trimwhitespace.php" => true, "shared.escape_special_chars.php" => true, "shared.literal_compiler_param.php" => true, "shared.make_timestamp.php" => true, "shared.mb_str_replace.php" => true, "shared.mb_unicode.php" => true, "shared.mb_wordwrap.php" => true, "variablefilter.htmlspecialchars.php" => true );
			$iterator = new DirectoryIterator ( $source );
			foreach ( $iterator as $file ) {
				if (! $file->isDot ()) {
					$filename = $file->getFilename ();
					if (isset ( $expected [$filename] )) {
						unset ( $expected [$filename] );
					}
				}
			}
			if ($expected) {
				$status = false;
				$message = "FAILED: files missing from libs/plugins: " . join ( ', ', array_keys ( $expected ) );
				if ($errors === null) {
					echo $message . ".\n";
				} else {
					$errors ['plugins'] = $message;
				}
			} elseif ($errors === null) {
				echo "... OK\n";
			}
		} else {
			$status = false;
			$message = "FAILED: " . SMARTY_PLUGINS_DIR . ' is not a directory';
			if ($errors === null) {
				echo $message . ".\n";
			} else {
				$errors ['plugins_dir_constant'] = $message;
			}
		}
		
		if ($errors === null) {
			echo "Tests complete.\n";
			echo "</PRE>\n";
		}
		
		return $status;
	}

}

?>